A colourless or brownish oily fluid, breaks up metals when diluted, used primarily in the chemical industry and in the treatment of ores.
| Volume of sulphuric acid (H2SO4) |
% weight |
94,0– 96,5 |
SOP-A-172 |
| Free sulphur trioxide content (SO3) |
% weight |
– |
SOP-A-172 |
| Colour (Hazen), max. |
HJ |
40 |
SOP-A-172 |
| Opacity at 560 nm, max. |
ZF |
20 |
SOP-A-172 |
| Iron (Fe), max. |
% weight |
0,005 |
SOP-A-172 |
| Appearance |
|
|
SOP-A-172 |